Virology Vocabulary Flashcards
Adsorption
another name for the binding of virion
bacteriophage
any virus that infects only bacteria
capsid
the protein coating of a virion
capsomere
an individual capsid protein
direct penetration
another name for the injection of viral DNA into a host cell.
envelope
the phospholipid bilayer surrounding the nucleocapsids of some virions
Icosahedron
a twenty-side polyhedron
Induction
the switch back from lysogenic to lytic replication cycles
nucleocapsid
the genome and capsid portions of an enveloped virus
maturation
another name for the assembly of viral components inside a host cells
Iysogenic cycle
the bacteriophage replication cycle in which the virus exists as a dormant prophage in host cells
phage
a abbreviation of the word bacteriophage
lytic cycle
the bacteriophage replication cycle that lyses host cells
polyhedron
any three-dimensional shape with multiple flat, straight-sided faces
prophage
a phage genome that has integrated into the genome of its host cell
provirus
the genome of an animal virus that integrated into the genome of its host
segment
a portion of a viral genome, separate from other portions
uncoating
the removal of capsomere from a nucleocapsid, resulting in the release of the viral genome into the host cytoplasm
temperate
a bacteriophage that can alternate between lytic and lysogenic lifecycles
Virion
an individual virus particle
Virulent
a bacteriophage that can only carry out the lytic reproduction cycle
